Changes proposed to the Glossary
Original UAAG 1.0 Glossary (http://www.w3.org/TR/WAI-USERAGENT/glossary.html#terms)
The base background is the background of the content as a whole, such that no content may be layered behind it. In graphics applications, the base background is often referred to as the canvas.
JR: text whose visual rendering turns on and off 0.5 times per second or more.
PP: text whose visual rendering alternates between visible and invisible at any rate of change.
need a definition
Web content technology
JR: mechanism for encoding instructions to be rendered, played or executed by user agents
NOTE 1: As used in these guidelines "Web Technology" and the word "technology" (when used alone) both refer to Web Content Technologies.
NOTE 2: Web Content technologies may include markup languages, data formats, or programming languages that authors may use alone or in combination to create end-user experiences that range from static Web pages to multimedia presentations to dynamic Web applications.
need updated definition include xml content